Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or a portion thereof with agraphical user interface;

FIG. 2 is a front view of a second embodiment of a display screen or aportion thereof with a graphical user interface;

FIG. 3 is a front view of a third embodiment of a display screen or aportion thereof with a graphical user interface; and,

FIG. 4 is a front view of a fourth embodiment of a display screen or aportion thereof with a graphical user interface.

The broken lines showing a display screen or a portion thereof in allviews are for the purpose of illustrating environment and foml no partof the claimed design. The stippling in all views represents a contrastin appearance. The stippling shown within broken lines form no part ofthe claimed design.

CLAIM The ornamental design for a display screen or portion thereof withgraphical user interface, as shown and described.